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US Patent: D180,363
Automatic saw sharpener
Patentee: Henry Anton Hamberger (exact or similar names) - Rochester, NY USPTO Classifications: D15/124 Tool Categories: metalworking machines : grinders : sharpening machines Assignees: Hamco Machines, Inc. - Rochester, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jun. 23, 1955 Granted: May 28, 1957 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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